Steinmetz:Convolvulus

Convolvulus arvensis

Also known as (or relevant to) Convolvulus arvensis Family Convolvulaceae English Names Small With-weed Smaller Bindweed Corn Bindweed Natural Habitat Europe Part(s) Used Flores Convolvuli arvensis Herba Convolvuli arvensis Radix Convolvuli arvensis

Constituent(s) flower: resin; herb: resin bitter principle; root: resin convolvulin sugar Action flower: laxative febrifuge vulnerary; herb: laxative cholagogue vulnerary; root: laxative

Convolvulus scammonia

Also known as (or relevant to) Convolvulus scammonia Family Convolvulaceae English Names Mediterranean Scammony Levant Scammony Asiatic Scammony Syrian Bindweed Natural Habitat Eastern Mediterranean countries Asia Minor especially Syria Greece Aleppo Southern Russia Part(s) Used Radix Scammoniae asiaticae Resina Scammoniae ("Virgin Scammony"), obtained by cutting and draining the living roots

Constituent(s) resin (jalapin) gum scammonin starch sugar tannin Action resin: hydragogue cathartic toxic used in dropsy and anasarca P. S. Since world war 1914-1918 the drug is replaced by Ipomoea

Links

• Information in Von Esenbeck's book

Convolvulus scoparius

Also known as (or relevant to) Convolvulus scoparius Convolvulus floridus Rhodorrhiza scopirius floridus Family Convolvulaceae English Names Rose wood (so-called) Rhodium oil plant Natural Habitat Canary Islands West Indies Part(s) Used Lignum Rhodii Oleum ligni Rhodii (obtained from the woody part of the root)

Constituent(s) essential oil Action the oil is of great economic use in the adulteration of attar of roses and in the manufacture of fine perfumes

Links

• Information in Von Esenbeck's book

Convolvulus sepium

Also known as (or relevant to) Convolvulus sepium Calystegia sepium Family Convolvulaceae English Names Large With-weed Greater Bindweed Natural Habitat Europe (including Great Britain) China Part(s) Used Herba Convolvuli sepii Radix Convolvuli sepil

Constituent(s) root: resin gum tannin sugar Action herb: laxative alterative tonic cholagogue; root: laxative